Home / 343,438.28-473,927.91-190,464.46

Finding the Fourth Proportional to 343,438.28, 473,927.91 and 190,464.46

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Solution

The fourth proportional to 343,438.28, 473,927.91 and 190,464.46 is: 262,831.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,438.28 : 473,927.91 = 190,464.46 : x
  2. Step 2: Convert to fraction form
    343,438.28/473,927.91 = 190,464.46/x
  3. Step 3: Cross multiply
    343,438.28x = 473,927.91 × 190,464.46
  4. Step 4: Simplify right side
    343,438.28x = 90,266,425,295.22
  5. Step 5: Solve for x
    x = 90,266,425,295.22/343,438.28
  6. Step 6: Final answer
    x = 262,831.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.